Water filtration system



FIG. 1 is a front isometric view of an embodiment of a water filtration system showing our new design.

FIG. 2 is a front elevation view thereof.

FIG. 3 is a back elevation view thereof.

FIG. 4 is a left side elevation view thereof.

FIG. 5 is a right side elevation view thereof.

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

Any broken lines in the Figures are for illustrative purposes only and form no part of the claimed design. 

CLAIM The ornamental design for a water filtration system, as shown and described. 